If you put it that Mrs. Douglas and Barker know the truth about the murder, and are conspiring to conceal it, then I can give you a whole-souled answer. I am sure they do. But your more deadly proposition is not so clear. Let us for a moment consider the difficulties which stand in the way.
如果你認為道格拉斯夫人和巴克知道謀殺案的真情，並且合謀策劃，隱瞞真相，那我打心眼裏同意你，肯定他們是這樣幹的。不過你那擊中要害的前提還不那麽清楚。我們先來把妨礙我們前進的疑難問題研究一下吧。